Exhaust manifold for multicylinder internal combustion engine

Details Exhaust manifold for multicylinder internal combustion engine Exhaust manifold for multicylinder internal combustion engine

1987-10-16

1989-05-30

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Having means analyzing composition of exhaust gas

F01N 318

Patent

active

048338826

ABSTRACT:
An exhaust manifold for a multicylinder type internal combustion engine has a connector is employed for connecting downstream ends of gas conduits to upstream ends of a forked exhaust pipe. The connector is of a monolithic casting and comprises a base plate portion having openings respectively connected to the upstream ends of the forked exhaust pipe, two collar portions intergrally formed on the base plate portion and having respective bores merged with the openings of the base plate portion respectively. The downstream ends of the gas conduits are sealingly received in the collar portions. A sensor mount is integrally formed on the connector for mounting a gas sensor. The sensor mount has a bore which is exposed to the interior of both the two collar portions.

REFERENCES:
patent: 4484440 (1984-11-01), Oki
patent: 4656830 (1987-04-01), Ohno

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